How are these numbers calculated?

Big Games

How we did last week and who we should root for this week.   Explain

If winner is:HomeAway
Week of 9/9100.0*Chance in playoffs100.0*Average seed
Buffalo Bildos vs The Comeback Kids+11.5-11.5
+0.9-0.9
Ginger Snap vs Turn Down For Watt+1.3-1.3
+0.1-0.1
If winner is:HomeAway
Week of 9/16100.0*Chance in playoffs100.0*Average seed
Shake and Baker vs Buffalo Bildos-10.1+10.2
-0.8+0.8

What If

Chances based on how well the Buffalo Bildos finish out the regular season.   Explain

100100100100100100100100100100100100
If finish:Chance inChance will finish regular season at seed
TWW-Lplayoffs123456789101112Count
1313-0In1005,924
1212-1In1000028,456
1111-2In97300171,161
1010-3In81161020627,223
99-4100.0%41399011001,569,944
88-599.5526298257002,826,878
77-679.30214211528174003,771,158
66-719.40111172231216103,768,469
55-82.102001724362452,825,747
44-90.100021443411,570,571
33-100.00011881627,833
22-11Out0397171,336
11-12Out010028,921
00-13Out1005,923
Total:50.0%88888888888817,999,544
Games Above .500
Chance Will Make Playoffs